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//----------------------------------------------------------------------------
// Anti-Grain Geometry - Version 2.3
// Copyright (C) 2002-2005 Maxim Shemanarev (http://www.antigrain.com)
//
// Permission to copy, use, modify, sell and distribute this software
// is granted provided this copyright notice appears in all copies.
// This software is provided "as is" without express or implied
// warranty, and with no claim as to its suitability for any purpose.
//
//----------------------------------------------------------------------------
// Contact: mcseem@antigrain.com
// mcseemagg@yahoo.com
// http://www.antigrain.com
//----------------------------------------------------------------------------
#ifndef AGG_SPAN_CONVERTER_INCLUDED
#define AGG_SPAN_CONVERTER_INCLUDED
#include "agg_basics.h"
namespace agg
{
//----------------------------------------------------------span_converter
template<class SpanGenerator, class Conv> class span_converter
{
public:
typedef typename SpanGenerator::color_type color_type;
span_converter(SpanGenerator& span_gen, Conv& conv) :
m_span_gen(&span_gen), m_conv(&conv) {}
//--------------------------------------------------------------------
void prepare(unsigned max_span_len)
{
m_span_gen->prepare(max_span_len);
}
//--------------------------------------------------------------------
color_type* generate(int x, int y, unsigned len)
{
color_type* span = m_span_gen->generate(x, y, len);
m_conv->convert(span, x, y, len);
return span;
}
private:
SpanGenerator* m_span_gen;
Conv* m_conv;
};
}
#endif
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